
Typical Performance Characteristics–AD8325
34
31
VCC
TOKO 617DB–A0070
OUT–
OUT+
VIN+
VIN–
GND
0.1
F
165
VIN
75
RL
1:1
0.1
F
AD8325
GAIN
–
dB
28
25
22
19
CL= 20pF
CL= 10pF
CL= 0pF
VOUT = 61dBmV
@ MAX GAIN
OUT–
OUT+
GND
V
IN
+
V
IN
–
V
IN
165
75
CL
RL
TOKO617DB–A0070
1:1
V
CC
CL= 50pF
0.1
F
0.1
F
1
10
100
FREQUENCY – MHz
TPC 1. Basic Test Circuit
TPC 4. AC Response for Various Cap Loads
–30
0.5
f = 10MHz
f = 5MHz
f = 42MHz
f = 65MHz
f =
TXE
10MHz
N = 1
OUTPUT
NOISE
–
dBmV
IN
160kHz
–34
–38
–42
–46
0
GAIN
ERROR
–
dB
GAIN
–
dB
–0.5
–1.0
–1.5
0
10
20
30
40
50
60
70
GAIN CONTROL – Decimal
–50
80
0
8
16
24
32
40
48
56
64
72
80
GAIN CONTROL – Decimal
–2.0
TPC 2. Gain Error vs. Gain Control
TPC 5. Output Referred Noise vs. Gain Control
00D
23D
46D
79D
0
40
TXEN = 0
VIN = 31dBmV
MAX GAIN
MIN GAIN
30
–20
20
10
ISOLATION
–
dB –40
0
–10
–60
–20
–30
–80
–40
–50
–100
0.1
1
10
100
1000
0.1
1
10
100
1000
FREQUENCY – MHz
FREQUENCY – MHz
TPC 3. AC Response
TPC 6. Isolation in Transmit Disable Mode vs. Frequency
REV. A
–5–